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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-03-12 11:42:48 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-05-27 12:59:57 -0700
commit6530b3f4c5043aa8ef66faa8296291b1ea6ba2eb (patch)
treec906b2742c86d799697a6f2fc8dc1d43e785394e /tools/testing/selftests/rcutorture
parentf76b244e478f570eaa34daa4034c4380fdda82f6 (diff)
downloadop-kernel-dev-6530b3f4c5043aa8ef66faa8296291b1ea6ba2eb.zip
op-kernel-dev-6530b3f4c5043aa8ef66faa8296291b1ea6ba2eb.tar.gz
rcutorture: Exchange TREE03 and TREE08 NR_CPUS, speed up CPU hotplug
TREE03 has been especially effective at finding bugs lately. This commit makes it even more effective by speeding up its CPU hotplug testing and increasing its NR_CPUs from 8 to 16. TREE08's NR_CPUS is decreased from 16 to 8 in order to maintain the same test duration. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'tools/testing/selftests/rcutorture')
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE032
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE03.boot1
-rw-r--r--tools/testing/selftests/rcutorture/configs/rcu/TREE082
3 files changed, 3 insertions, 2 deletions
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE03 b/tools/testing/selftests/rcutorture/configs/rcu/TREE03
index 4dc8339..05a8138 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE03
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE03
@@ -1,5 +1,5 @@
CONFIG_SMP=y
-CONFIG_NR_CPUS=8
+CONFIG_NR_CPUS=16
CONFIG_PREEMPT_NONE=n
CONFIG_PREEMPT_VOLUNTARY=n
CONFIG_PREEMPT=y
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE03.boot b/tools/testing/selftests/rcutorture/configs/rcu/TREE03.boot
new file mode 100644
index 0000000..120c0c8
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE03.boot
@@ -0,0 +1 @@
+rcutorture.onoff_interval=1 rcutorture.onoff_holdoff=30
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE08 b/tools/testing/selftests/rcutorture/configs/rcu/TREE08
index 5812027..acce655 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE08
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE08
@@ -1,5 +1,5 @@
CONFIG_SMP=y
-CONFIG_NR_CPUS=16
+CONFIG_NR_CPUS=8
CONFIG_PREEMPT_NONE=n
CONFIG_PREEMPT_VOLUNTARY=n
CONFIG_PREEMPT=y
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